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Factory wholesale Double Flanged Track Rollers - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
Good Quality Carrier Roller - Excavator undercarriage part carrier/up roller Komatsu PC200 made in China – Heli
Roller shell material:50Mn/45# Surface hardness:HRC48-58 Quench depth:>4mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Base collar material:QT450-10/45# WEIGHT:20Kg Introduction of carrier wheels Rollers crawler construction machine is an area of undercarriage parts, and its primary role is to support the weight of the excavator and a bulldozer, so proceed along the track wheels. The purpose of the sprocket wheel The supporting wheel is one of the four wheels o... -
Excellent quality Bulldozer Track Link - Caterpillar E330 Track Link Assembly with High Quality – Heli
Raw material: Our carbon steel and special steel are supplied by the big companies all over China. -
Hot sale Roller Lower - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
PriceList for Bulldozer Carrier Roller - Excavator undercarriage part carrier/up roller Komatsu PC200 made in China – Heli
Roller shell material:50Mn/45# Surface hardness:HRC48-58 Quench depth:>4mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Base collar material:QT450-10/45# WEIGHT:20Kg Introduction of carrier wheels Rollers crawler construction machine is an area of undercarriage parts, and its primary role is to support the weight of the excavator and a bulldozer, so proceed along the track wheels. The purpose of the sprocket wheel The supporting wheel is one of the four wheels o... -
OEM Supply Dozer Track Idler - Excavator undercarriage part front idler Komatsu PC200-3 made in china – Heli
Idler shell material:ZG40Mn Surface hardness:HRC48-58 Quench depth:>4mm Shaft material:45# Surface hardness:HRC48-58 Quench depth:>2.5mm Idler support material:QT450-10/ZG35 Weight:143kg Installation size:280mm,65mm What is idler? The function of an idler is to guide the track links into running smoothly and to prevent dislocation. Idlers also carry some weight and therefore increasing the track links and decreasing ground pressure.There is also an arm in the center which supports the ... -
Cheap price Track Roller Ec320 - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
Hot New Products Kx91-3 Top Roller - Excavator undercarriage part carrier/up roller CAT345/349 made in China – Heli
Roller shell material:50Mn/45# Surface hardness:HRC48-58 Quench depth:>6mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>3mm Base collar material:QT450-10/45# WEIGHT:48.5Kg What Is Carrier/up Roller ? The function of carrier rollers is to carry the track link upwards ,make certain things are linked tightly , and enable the machine to faster and more steadily Our products use special steel and produced by new process .Every procedure goes through strict inspection and... -
China wholesale Excavator Bucket Tooth - Cat345rc 9w8552rc John Deere 400 Bucket Teeth – Heli
Material: Special alloy steel Length:390mm Weight:23.2kg Aperture:35mm Impact energy：32J What is bucket teeth? Bucket teeth of excavators are important parts of excavators, similar to human teeth, but also vulnerable parts. They are combined bucket teeth composed of a tooth seat and a tooth tip, and the two are connected by a pin shaft. Because the part of the bucket tooth wear and failure is the tooth tip, just replace the tooth tip. Why chose us? Our bucket teeth are all forged. The most p... -
2021 High quality Roller Assy Low - Hitachi excavator undercarriage part EX200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:40kg Installation size:290mm,102mm What is track roller? The supporting wheel is used to support the weight of the tractor, while rolling on the track (rail link) or the surface of the crawler track. It is also used to limit the crawler and prevent lateral slippage. When the tractor turns, the rollers force the t... -
OEM/ODM Supplier Track Roller Pc200-8 - Komatsu excavator undercarriage part PC200 track/bottom roller made in china – Heli
roller shell material:50Mn/45# surface hardness:HRC48-58 Quench depth:>7mm Roller shaft material:45# Surface hardness:HRC48-58 Quench depth:>2mm Collar material:QT450-10 Weight:41kg Installation size:310mm,110mm Features and requirements The function of the track roller is to transmit the weight of the locomotive unit to the ground and roll on the track. In order to prevent derailment, the track roller should also be able to prevent the crawler from causing lateral relative movement to ... -
Hot New Products Rear Sprocket - Komatsu excavator undercarriage part sprocket PC200 made in China – Heli
Material:ZF40Mn/ZG35Mn Surface hardness:HRC 48-58 Quench depth:root tooth>4mm top tooth>6mm Weight:39kg Installation size:20H,21T What is sprocket? provided by power generator of an excavator is conveyed to track link by running motor and sprocket . The teeth of sprocket rim should fit the track link well and should be able to drive the link steadily .Even when the link stretches due towear and uz teat of its pin and bushing ,the teeth should fit well Usually ,a sprocket rim is plac...
